diff --git a/manifests/api.pp b/manifests/api.pp
index 112faab..03485b4 100644
--- a/manifests/api.pp
+++ b/manifests/api.pp
@@ -51,12 +51,12 @@
 #
 class cloudkitty::api (
   $package_ensure               = 'present',
-  $manage_service               = true,
-  $enabled                      = true,
+  Boolean $manage_service       = true,
+  Boolean $enabled              = true,
   $host_ip                      = $facts['os_service_default'],
   $port                         = $facts['os_service_default'],
   $pecan_debug                  = $facts['os_service_default'],
-  $sync_db                      = true,
+  Boolean $sync_db              = true,
   $service_name                 = 'httpd',
   $enable_proxy_headers_parsing = $facts['os_service_default'],
   $max_request_body_size        = $facts['os_service_default'],
diff --git a/manifests/keystone/auth.pp b/manifests/keystone/auth.pp
index ffb0658..a3afffc 100644
--- a/manifests/keystone/auth.pp
+++ b/manifests/keystone/auth.pp
@@ -83,24 +83,24 @@
 #
 class cloudkitty::keystone::auth (
   $password,
-  $auth_name           = 'cloudkitty',
-  $email               = 'cloudkitty@localhost',
-  $tenant              = 'services',
-  $roles               = ['admin'],
-  $system_scope        = 'all',
-  $system_roles        = [],
-  $configure_endpoint  = true,
-  $configure_user      = true,
-  $configure_user_role = true,
-  $service_name        = 'cloudkitty',
-  $service_description = 'OpenStack Rating Service',
-  $service_type        = 'rating',
-  $region              = 'RegionOne',
-  $public_url          = 'http://127.0.0.1:8889',
-  $admin_url           = 'http://127.0.0.1:8889',
-  $internal_url        = 'http://127.0.0.1:8889',
-  $manage_rating_role  = true,
-  $rating_role         = 'rating',
+  $auth_name                  = 'cloudkitty',
+  $email                      = 'cloudkitty@localhost',
+  $tenant                     = 'services',
+  $roles                      = ['admin'],
+  $system_scope               = 'all',
+  $system_roles               = [],
+  $configure_endpoint         = true,
+  $configure_user             = true,
+  $configure_user_role        = true,
+  $service_name               = 'cloudkitty',
+  $service_description        = 'OpenStack Rating Service',
+  $service_type               = 'rating',
+  $region                     = 'RegionOne',
+  $public_url                 = 'http://127.0.0.1:8889',
+  $admin_url                  = 'http://127.0.0.1:8889',
+  $internal_url               = 'http://127.0.0.1:8889',
+  Boolean $manage_rating_role = true,
+  $rating_role                = 'rating',
 ) {
 
   include cloudkitty::deps
diff --git a/manifests/processor.pp b/manifests/processor.pp
index 00a4512..6e075dd 100644
--- a/manifests/processor.pp
+++ b/manifests/processor.pp
@@ -59,20 +59,20 @@
 #   Default to $facts['os_service_default']
 #
 class cloudkitty::processor (
-  $package_ensure    = 'present',
-  $manage_service    = true,
-  $enabled           = true,
-  $collector         = 'gnocchi',
-  $window            = $facts['os_service_default'],
-  $period            = $facts['os_service_default'],
-  $wait_periods      = $facts['os_service_default'],
-  $services          = $facts['os_service_default'],
-  $auth_type         = 'password',
-  $auth_section      = 'keystone_authtoken',
-  $region_name       = $facts['os_service_default'],
-  $interface         = $facts['os_service_default'],
+  $package_ensure         = 'present',
+  Boolean $manage_service = true,
+  Boolean $enabled        = true,
+  $collector              = 'gnocchi',
+  $window                 = $facts['os_service_default'],
+  $period                 = $facts['os_service_default'],
+  $wait_periods           = $facts['os_service_default'],
+  $services               = $facts['os_service_default'],
+  $auth_type              = 'password',
+  $auth_section           = 'keystone_authtoken',
+  $region_name            = $facts['os_service_default'],
+  $interface              = $facts['os_service_default'],
   # DEPRECATED PARAMETERS
-  $max_workers       = undef,
+  $max_workers            = undef,
 ) {
 
   include cloudkitty::deps